Table 3.
Primary reason for ICU admission
| Primary reason for ICU admission | Number of patients | APACHE II score | ICU nonsurvivors N (%) |
|---|---|---|---|
| Medical | 3,993 | 17.9 ± 9.4* | 1,030 (25.8)* |
| Cardiovascular | 580 | 15.2 ± 9.4 | 105 (18.1) |
| Respiratory | 884 | 19.6 ± 8.9 | 260 (29.4) |
| Gastrointestinal | 462 | 17.5 ± 9.0 | 146 (31.6) |
| Neurological | 723 | 16.3 ± 8.8 | 163 (22.5) |
| Sepsis | 587 | 20.7 ± 9.4 | 202 (34.4) |
| Trauma | 205 | 13.9 ± 8.8 | 31 (15.1) |
| Metabolic | 123 | 17.2 ± 9.7 | 21 (17.1) |
| Hematological | 84 | 16.5 ± 9.3 | 20 (23.8) |
| Renal | 247 | 22.2 ± 8.9 | 59 (23.9) |
| Unclassified | 100 | 14.1 ± 9.3 | 23 (23.0) |
| Surgical | 676 | 11.5 ± 6.5 | 62 (9.2) |
| Cardiovascular | 126 | 10.3 ± 5.2 | 4 (3.2) |
| Respiratory | 63 | 13.1 ± 7.7 | 8 (12.7) |
| Gastrointestinal | 187 | 11.5 ± 5.7 | 19 (10.2) |
| Neurological | 113 | 12.0 ± 7.9 | 16 (14.2) |
| Trauma | 34 | 12.2 ± 7.5 | 7 (20.6) |
| Renal | 58 | 11.8 ± 6.4 | 4 (6.9) |
| Obstetric | 44 | 10.5 ± 5.2 | 1 (2.3) |
| Hip or extremity fracture | 46 | 11.4 ± 6.3 | 3 (6.5) |
| Unclassified | 3 | 12.0 ± 7.9 | 0 (0) |
| Type of Surgery | |||
| Elective surgery | 462 | 10.8 ± 6.0 | 37 (8.0)* |
| Emergency surgery | 214 | 12.3 ± 7.9 | 25 (11.7) |
*p <0.001 comparing medical vs surgical admissions, and elective vs emergency surgery; ICU, intensive care unit; APACHE, acute physiology and chronic health evaluation